Home / 242,680.23-334,800-161,046.90

Finding the Fourth Proportional to 242,680.23, 334,800 and 161,046.90

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Solution

The fourth proportional to 242,680.23, 334,800 and 161,046.90 is: 222,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,680.23 : 334,800 = 161,046.90 : x
  2. Step 2: Convert to fraction form
    242,680.23/334,800 = 161,046.90/x
  3. Step 3: Cross multiply
    242,680.23x = 334,800 × 161,046.90
  4. Step 4: Simplify right side
    242,680.23x = 53,918,502,120
  5. Step 5: Solve for x
    x = 53,918,502,120/242,680.23
  6. Step 6: Final answer
    x = 222,179.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.